Are there direct flights from Buffalo to San Juan?

Yes, there are direct flights on this route. Check the calendar above — prices for direct flights are highlighted.

Cheap flights Buffalo — San Juan | Prices from 107 $

Q: How long is the flight from Buffalo to San Juan?

Approximate flight time — 4 h 0 min. This is an average for a direct flight. With connections, the time may be longer.

Q: What is the distance from Buffalo to San Juan?

The straight-line distance — 2 969 km. This is the "as-the-crow-flies" distance; the actual route may be longer.

Q: How much do flights from Buffalo to San Juan cost?

The minimum price over 6 months — from 107 $ on 18.12.2026. Prices depend on the season, day of the week and how far in advance you book.

Q: What is the time difference between Buffalo and San Juan?

The time difference — +1 h. Keep this in mind when planning your flight and connections.

Q: When is the best time to buy tickets Buffalo — San Juan?

Optimal — 1–3 months before departure. The cheapest days — Tuesday, Wednesday, Saturday. Check the calendar above — it shows the best dates.

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Route characteristics

Distance

2 969 km

Flight time

4 h 0 min

Time difference

+1 h

Minimum price

from 107 $ (18.12.2026)

Departure airports

1 pcs.

Arrival airports

2 pcs.

Airlines on the route

3 pcs.

Who flies this route 3 pcs.

American Airlines

1 flight

jetBlue

Low-cost 1 flight

Frontier Airlines

Low-cost 1 flight

Where to buy tickets 2 pcs.

Farehutz

2 tickets

Kiwi.com

1 ticket

Airports

From — Buffalo

BUF Buffalo Niagara International Airport

To — San Juan

SIG Isla Grande
SJU Luis Munoz Marin International Airport

Frequently asked questions about the route Buffalo — San Juan

How long is the flight from Buffalo to San Juan?

Approximate flight time — 4 h 0 min. This is an average for a direct flight. With connections, the time may be longer. You will see the exact time when searching for tickets.

What is the distance from Buffalo to San Juan?

The straight-line distance — 2 969 km. This is the "as-the-crow-flies" distance; the actual route may be longer.

How much do flights from Buffalo to San Juan cost?

The minimum price over 6 months — from 107 $ on 18.12.2026. Prices depend on the season, day of the week and how far in advance you book. Usually cheaper 1–3 months before departure.

What is the time difference?

The difference — +1 h. Keep this in mind when planning your flight and connections.

From which airports does Buffalo operate flights?

From Buffalo: BUF (Buffalo Niagara International Airport). Choose the most convenient airport.

To which airports in San Juan do flights arrive?

To San Juan: SIG (Isla Grande), SJU (Luis Munoz Marin International Airport). Check which airport your flight arrives at.

Which airlines fly this route?

This route is served by 3 airlines: American Airlines, jetBlue, Frontier Airlines.

When is the best time to buy tickets?

Optimal — 1–3 months before departure. The cheapest days — Tuesday, Wednesday, Saturday. Check the calendar above — it shows the best dates.

How do I book tickets?

Choose a date, passengers and click "Find tickets" — a search will open comparing prices from 800+ airlines. Booking is made directly with the airline or agency.

About the route Buffalo — San Juan

Flights Buffalo — San Juan is a popular route. The straight-line distance is 2 969 km. Flight time 4 h 0 min. Time difference +1 h.

From Buffalo (BUF) flights depart from one airport. To San Juan (SJU) — 2 arrival airports.

3 airlines operate on this route: American Airlines, jetBlue, Frontier Airlines. Compare prices, baggage allowance and departure times.

The minimum price for the next 6 months — from 107 $ (18.12.2026). The cheapest dates are highlighted in the calendar above.

Other destinations from Buffalo